Red milkweed scientifically known as Asclepias rubra is a perennial herbaceous plant native to the southeastern United States. It belongs to the Asclepiadaceae family and is characterized by its striking red flowers that are a source of essential food for varied pollinators the most important being butterflies. The color of the blooms can range from deep red to pink attracting insects that feed on the flower's rich nectar. Asclepias rubra typically develops up to 3 feet tall and thrives in soils with proper drainage placed in full sun. Its narrow leaves spiral up the stem adding decorative interest in yards. This easy to raise favorite plant of master gardeners wanting to pull in butterflies while keeping away unwanted pests. Asclepias rubra also makes unique seed pods that utilize silky fibers to spread via the wind. Its natural beauty makes it perfect for gardens with an aim to support nature.
Red milkweed
- Scientific name
- Asclepias rubra
Basic Information
- Apocynaceae Family Asclepias Genus Red milkweed Species
- Apocynaceae > Asclepias > Asclepias rubra
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- Forb/herb
- Perennial
- Height
- Flower Color
- Leaf Color
- Anthesis
- summer
- Sunlight Exposure
Full Sun Long hours of sunlight from morning to afternoon Partial Shade A location in the shade of a tree or where either the morning or afternoon is shaded Full Shade A place where there is no direct sunlight
- Full Sun
- Hardiness Zones
This is an indicator to know to which zone each plant can winter. Knowing the zone of each plant gives you an idea of the cold temperature resistance when grown in the ground without a roof. 2: -42.7 to -40.0 3: -39.9 to -34.4 4: -34.3 to -28.9 5: -28.8 to -23.3 6: -23.2 to -17.8 7: -17.7 to -12.2 8: -12.1 to -6.7 9: -6.6 to -1.1 10: -1.0 to 4.4 11: 4.5 to 10.0
- N/A
- Cold resistance
- Heat resistance
- Habitat of origin
- Growth Rate
What is Red milkweed (Asclepias rubra)?
What is Red milkweed (Asclepias rubra)
Flower meaning
Red milkweed flower language is a tradition in America. Its meanings include qualities like devotion, bravery, power. For example, it can represent true affection. This use conveys attachment.
Calendar of Red milkweed (Asclepias rubra)
Calendar
In America, red milkweed blooms usually from late spring until early autumn. The flowers are most abundant in June and July. Blooming happens once annually, lasting around 4-6 weeks. To make the blooming time longer, remove dead flowers often to motivate new blooms. Also, giving enough sunlight and well-drained earth can assist continuous flowering. The flowering period of red milkweed in America is important for pollinators and has a big role in the ecosystem. The vivid flowers draw many insects and butterflies, helping pollination and biodiversity.
How to grow Red milkweed (Asclepias rubra)
Watering
Red milkweed prefers deeply watering one time a week during growing time. Make soil moist but not soggy. Winter, water every other week to stop root rot. Hot and dry time, water two times a week. Check soil wetness. Well-draining soil good, stop water buildup at roots. Don't water from top, can cause fungus problems. Watch leaves, if they wilt means under-watered. Change water to keep best soil wetness.
Soil and Fertilizer
Red milkweed prospers in drained soil with a pH level between 6.5 and 7.5. It needs a nutrient-abundant soil to support its development and blooming. Fertilize red milkweed with an even fertilizer, for example a 10-10-10 recipe, toward the beginning of spring before new development shows up. Apply the manure at a rate of 1 pound per 100 square feet of planting territory. Rehash the application like clockwork during the developing season. Keep away from over-manuring, as it can prompt unnecessary foliage development to the detriment of blossoms. Screen the soil quality consistently to guarantee it stays rich and all around depleted for ideal red milkweed development.
Sunlight and Place
Red milkweed needs full sunlight. It should get at least 6 hours of direct sun every day. It can handle heat very well. It likes temperatures between 70-90°F. It can tolerate some cold. It can live in temperatures as low as 20°F. In winter, you may need to protect it or bring it inside if it gets very cold. The best temperature for growth is 60-80°F. In summer, water it enough to prevent drying out. In winter, water less to avoid root rot. Put Red milkweed in a spot with soil that drains well. It needs good air flow. Strong sunlight benefits it. Give it at least 6 hours of direct sun per day.
Advanced Information of Red milkweed (Asclepias rubra)
Pruning
Red milkweed benefits regular pruning shape, promote growth, improve flowering. Essential remove dead damaged branches, enhance air circulation, prevent disease. Best time prune Red milkweed late winter early spring before new growth emerges. Pruning, use clean, sharp tools make precise cuts above leaf node lateral branch. After pruning, dispose diseased infested plant material prevent spread pathogens. Additionally, consider applying balanced fertilizer support plant's recovery growth post-pruning.
Planting and Harvest
Red milkweed requires well-drained soil. Spread roots when repotting. Support leggy stems. Mist leaves sometimes for humidity.
Propagation
Red milkweed propagates through seeds. Seeds get moist soil in springtime until they sprout. Mature red milkweeds separate into plant pieces with roots. Best timing is early spring. Healthy stems make cuttings. Cuttings go in root hormone first, then in damp dirt. Leaves propagate too. Remove healthy leaves and put in soilless mix until roots grow. For best results, use different propagating techniques together. This efficiently multiplies the number of plants and improves success rates.
Pests and Diseases
Red milkweed requires inspection. Aphids cause stunted growth. Insecticidal soap prevents aphids effectively. The milkweed bug damages seeds. Removing affected pods controls the bugs. Milkweed needs air circulation. Powdery mildew is a fungal disease. It looks like a white powder on leaves. Root rot happens in moist soil. Well-draining soil prevents overwatering issues.
Habitat of Red milkweed (Asclepias rubra)
Habitat
Toxicity of Red milkweed (Asclepias rubra)
Health Benefits
- edible
- Inedible
- Toxic
- toxic
NO DATA
Toxic for dogs and cats
NO DATA
Q&A of Red milkweed (Asclepias rubra)
- What are the main differences between red milkweed and common milkweed species?
Red milkweed, scientifically known as Asclepias rubra, primarily differs from common milkweed in terms of its distinctive red color. Red milkweed has reddish-pink petals, while common milkweed typically has light purple flowers. Also, red milkweed thrives in very wet, boggy areas. By contrast, common milkweed adapts well to many types of soil, even dry, stony ground. Moreover, red milkweed forms clumps, reaching 1-2 feet high. However, common milkweed spreads energetically, sometimes attaining 5 feet in height.
- Is there a recommended way to choose?
Red milkweed features some varieties like 1) 'Hello Yellow,' recognized for bright yellow flowers, 2) 'Silky Deep Red,' valued for deep red blooms and 3) 'Butterfly Magic,' luring butterflies with pink flowers. Focus on fat, firm seeds without harm when picking out seeds. Prefer seedlings possessing healthy green leaves and solid stems. Confirm roots are well-formed and not root-bound. Give priority to reputable sellers for ensuring quality. Perform studies on particular variety prerequisites for ideal growth.
- Where can I purchase red milkweed seeds for establishing a butterfly garden?
Red milkweed seeds. Also known as Asclepias rubra. Can purchase from online platforms. Such as Amazon eBay and websites for gardeners. Nurseries and garden centers often sell seeds too. It's important that the seeds come from good suppliers. To make sure they are good quality and will grow. Consider buying seeds from your area. This helps the seeds grow better in your garden for butterflies.